package com.yywz.net;

import java.net.InetAddress;
import java.net.UnknownHostException;

public class InetAddressTest {

	public static void main(String[] args) throws UnknownHostException {
		if (args.length > 0) {
			String host = args[0];
			InetAddress[] addresses = InetAddress.getAllByName(host);
			for (InetAddress a : addresses) {
				System.out.println(a);
			}
		} else {
			InetAddress localHostAddress = InetAddress.getLocalHost();
			System.out.println(localHostAddress);
		}
	}

}
